/hen a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution lissolving) can be determined using a coffee cup calorimeter. Thermometer Cardboan the laboratory a general chemistry student finds that when 3.38 g of CuCl2(s) are Styrofoa ssolved in 114.10 g of water, the temperature of the solution increases from 25.37 to 7.99 °C. he heat capacity of the calorimeter (sometimes referred to as the calorimeter constant) as determined in a separate experiment to be 1.60 J/°C. Nest Styr ased on the student's observation, calculate the enthalpy of dissolution of CuCl2(s) in I/mol. Reac ocCL ssume the specific heat of the solution is equal to the specific heat of water. solu Haissolution kJ/mol

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution
(dissolving) can be determined using a coffee cup calorimeter.
Thermometer
Cardboard or
In the laboratory a general chemistry student finds that when 3.38 g of CuCl,(s) are
Styrofoam lid
dissolved in 114.10 g of water, the temperature of the solution increases from 25.37 to
27.99 °C.
The heat capacity of the calorimeter (sometimes referred to as the calorimeter constant)
was determined in a separate experiment to be 1.60 J/°C.
Nested
Styrofoam cups
Based on the student's observation, calculate the enthalpy of dissolution of CuCl2(s) in
kJ/mol.
- Reaction
occurs in
Assume the specific heat of the solution is equal to the specific heat of water.
solution.
AHdissolution
kJ/mol
kc Cengage Ln
Transcribed Image Text:When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution (dissolving) can be determined using a coffee cup calorimeter. Thermometer Cardboard or In the laboratory a general chemistry student finds that when 3.38 g of CuCl,(s) are Styrofoam lid dissolved in 114.10 g of water, the temperature of the solution increases from 25.37 to 27.99 °C. The heat capacity of the calorimeter (sometimes referred to as the calorimeter constant) was determined in a separate experiment to be 1.60 J/°C. Nested Styrofoam cups Based on the student's observation, calculate the enthalpy of dissolution of CuCl2(s) in kJ/mol. - Reaction occurs in Assume the specific heat of the solution is equal to the specific heat of water. solution. AHdissolution kJ/mol kc Cengage Ln
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